let's get some reaction right now from the obama campaign. the senior adviser, robert gibbs, is joining us live from denver, the site of the debate tomorrow night. so, was the vice president right, robert? has the middle class been buried, in his words, over the last four years? >> wolf, they've been buried by a series of bad economic decisions that led to an economic catastrophe that happened four years ago. joe biden and barack obama have been talking about this for four years, and quite frankly the last four years on the campaign trail, we've been digging out from all these bad decisions. and look, they're relevant today, because what mitt romney wants to do is take all those bad decisions, huge tax cuts for the wealthy instead of the middle class, letting wall street write its own rules, he wants to go back to all of that. because for some reason, he remembers those as good economic times. but the middle class doesn't remember those as good economic times. we have dug out, we've added jobs in the past 30 minutes for the private sector. an